CN108196595A - A kind of mobile solar energy tracking device based on light-shading effect - Google Patents
A kind of mobile solar energy tracking device based on light-shading effect Download PDFInfo
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- CN108196595A CN108196595A CN201810296922.XA CN201810296922A CN108196595A CN 108196595 A CN108196595 A CN 108196595A CN 201810296922 A CN201810296922 A CN 201810296922A CN 108196595 A CN108196595 A CN 108196595A
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- photo resistance
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- light
- stepper motor
- solar energy
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- 230000000694 effects Effects 0.000 title claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000005611 electricity Effects 0.000 claims description 6
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 10
- 238000005286 illumination Methods 0.000 abstract description 5
- 239000013642 negative control Substances 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
- G05D3/20—Control of position or direction using feedback using a digital comparing device
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Photovoltaic Devices (AREA)
Abstract
The present invention relates to a kind of mobile solar energy tracking devices based on light-shading effect, including solar panel, solar panel is equipped with multigroup photo resistance, photo resistance connects A/D shift control modules by photo resistance circuit, the bottom of solar panel is equipped with support plate, and support plate is equipped with the rotary drive mechanism of control solar panel rotation.The device senses different intensities of illumination by two symmetrical photo resistance, the photo resistance circuit output voltage of photo resistance connection just differs, it is different by A/D shift control modules institute value, two numbers do subtraction, the steering of the positive negative control stepper motor of voltage difference, so as to which solar panel be driven to rotate, to sun location tracking precision height, it is simple in structure, cost is relatively low, the solar tracking apparatus of fixed photovoltaic conversion efficiency and mobile photovoltaic conversion efficiency can be greatly improved, can be promoted and applied in vehicle-mounted photovoltaic system and navigation photovoltaic system.
Description
Technical field
The present invention relates to application of solar, especially a kind of mobile solar energy tracking dress based on light-shading effect
It puts.
Background technology
The photovoltaic energy of the sun is real green energy resource, and photoelectric conversion efficiency is influenced very by the exposure intensity of sunlight
Greatly.For the fixation photovoltaic devices on ground, the pitch angle of the sun and azimuth are changing always in one day, lead to photovoltaic
Transfer efficiency is low；Therefore higher requirement is proposed to the Collection utilization of solar energy, solar energy tracking device is proposed, for ground
Mobile photovoltaic devices on face, such as vehicle-mounted photovoltaic system, by the sun itself orientation and the double influence in running car orientation,
Photoelectric conversion efficiency is low, seriously constrains the utilization of the vehicle-mounted photovoltaic energy, and there are many solar-tracking system currently on the market, but
It is that structure is more complicated, cost is higher, and is difficult to realize mobile photovoltaic tracking.
Invention content
The purpose of the present invention is to solve defects of the existing technology, provide a kind of movement based on light-shading effect too
Positive energy tracks of device.
To achieve these goals, the technical solution adopted by the present invention is：
A kind of mobile solar energy tracking device based on light-shading effect, including solar panel, solar panel is equipped with
Multigroup photo resistance, photo resistance connect A/D shift control modules by photo resistance circuit, and the bottom of solar panel is set
There is support plate, support plate is equipped with the rotary drive mechanism of control solar panel rotation.
A kind of above-mentioned mobile solar energy tracking device based on light-shading effect, the photo resistance quantity are four groups, point
Not Wei the first photo resistance, the second photo resistance, third photo resistance and the 4th photo resistance, four photo resistance set respectively
It puts on four sides of solar panel.
A kind of above-mentioned mobile solar energy tracking device based on light-shading effect, first photo resistance and third are photosensitive
On solar panel symmetrically, the second photo resistance and the 4th photo resistance are mutually right on solar panel for resistance
Claim, the side that four photo resistance are located on solar panel is equipped with barn door.
A kind of above-mentioned mobile solar energy tracking device based on light-shading effect, the first photo resistance are photosensitive to third during light
Resistance is blocked by barn door, and third photo resistance is blocked to the first photo resistance during light by barn door, and the second photo resistance is to light
When the 4th photo resistance blocked by barn door, the 4th photo resistance is blocked to the second photo resistance during light by barn door.
A kind of above-mentioned mobile solar energy tracking device based on light-shading effect, the rotary drive mechanism include being arranged on
The first stepper motor and the second stepper motor in support plate are located at the first photo resistance on solar panel and third are photosensitive
The first transmission pulley is equipped with below resistance, two first transmission pulleys are connect by conveyer belt with the first stepper motor, too
It is positive the second transmission pulley, two second biographies to be equipped with below the second photo resistance and the 4th photo resistance on solar panel
Pulley is sent to be connect by conveyer belt with the second stepper motor.
A kind of above-mentioned mobile solar energy tracking device based on light-shading effect, first stepper motor and the second stepping
The installation site of motor on the supporting plate is mutually perpendicular to, and the first stepper motor and the second stepper motor connect institute by drive module
State A/D shift control modules.
A kind of above-mentioned mobile solar energy tracking device based on light-shading effect, the bottom of the support plate are equipped with support
Column, the bottom of support column are equipped with pedestal, and the A/D shift control modules are mounted in pedestal, and the end of support column is spherical in shape, branch
The end of dagger is hinged across support plate with the solar panel, and support plate is fixed on the support columns.
A kind of above-mentioned mobile solar energy tracking device based on light-shading effect, the A/D shift control modules model
LPC1788。
Beneficial effects of the present invention are：The device senses different intensities of illumination by two symmetrical photo resistance,
The photo resistance circuit output voltage of photo resistance connection just differs, different by A/D shift control modules institute value, and two
Number does subtraction, the steering of the positive negative control stepper motor of voltage difference, so as to which solar panel be driven to rotate, until two
Until intensity of illumination that a symmetrical photo resistance senses is identical, the rotational angle of solar panel has reached automation and has adjusted
Whole, to sun location tracking precision height, simple in structure, cost is relatively low, can greatly improve fixed photovoltaic conversion efficiency and movement
The solar tracking apparatus of photovoltaic conversion efficiency can be promoted and applied in vehicle-mounted photovoltaic system and navigation photovoltaic system.
Description of the drawings
Fig. 1 is full-automatic sun tracking system general structure schematic diagram of the present invention.
Fig. 2 is the schematic rear view of solar panel of the present invention.
Fig. 3 is full automatic solar tracking system architecture block diagram of the present invention.
Fig. 4 is full automatic solar tracing system control flow chart of the present invention.
Specific embodiment
As shown in Figures 1 to 4, a kind of mobile solar energy tracking device based on light-shading effect, including solar panel
1, solar panel 1 is equipped with multigroup photo resistance, and photo resistance connects A/D shift control modules by photo resistance circuit
6, the bottom of solar panel 1 is equipped with support plate 7, and support plate 2 is equipped with the rotation driving that control solar panel 1 rotates
Mechanism.
In the present invention, solar panel 1 is square, and therefore, photo resistance quantity is four groups, the respectively first photosensitive electricity
Resistance 2, the second photo resistance 3,4 and the 4th photo resistance 5 of third photo resistance, four photo resistance are separately positioned on solar energy
On four sides of solar panel 1, the first photo resistance 2 connects A/D shift control modules 6 by photo resistance circuit U 2, and second
Photo resistance 3 connects A/D shift control modules 6 by photo resistance circuit U 3, and third photo resistance 4 passes through photo resistance circuit
U4 connection A/D shift control modules 6, the 4th photo resistance 5 connect A/D shift control modules 6, A/ by photo resistance circuit U 5
6 model LPC1788 of D shift control modules.
Wherein, the first photo resistance 2 and third photo resistance 4 are symmetrical on solar panel 1, the second photosensitive electricity
3 and the 4th photo resistance 5 of resistance symmetrically, is located at four photo resistance on solar panel 1 on solar panel
Side is equipped with barn door 8.First photo resistance 2 is blocked to third photo resistance 4 during light by barn door, third photo resistance 4
It is blocked to the first photo resistance 2 during light by barn door, the second photo resistance 3 is blocked to the 4th photo resistance 5 during light by barn door,
4th photo resistance 5 is blocked to the second photo resistance 3 during light by barn door.
Further, rotary drive mechanism includes the first stepper motor 9 and the second stepper motor that are arranged in support plate 7
10, the first photo resistance 2 is located on solar panel 1 and the lower section of third photo resistance 4 is equipped with the first transmission pulley 11,
Two first transmission pulleys 11 are connect by conveyer belt 12 with the first stepper motor 9, and it is photosensitive that second is located on solar panel 1
The lower section of 3 and the 4th photo resistance 5 of resistance is equipped with the second transmission pulley 13, and two second transmission pulleys 13 pass through conveyer belt 12
It is connect with the second stepper motor 10, the installation site of the first stepper motor 9 and the second stepper motor 10 in support plate 7 is mutually hung down
Directly, the first stepper motor 9 connects the A/D shift control modules 6 with the second stepper motor 10 by drive module.
In the present invention, the bottom of support plate 7 is equipped with support column 14, and the bottom of support column 14 is equipped with pedestal 15, A/D conversion controls
Molding block 6 is mounted in pedestal 15, and the end of support column 14 is spherical in shape, and the end of support column 14 passes through support plate 7 and solar energy
Solar panel 1 is hinged, and support plate 7 is fixed on support column 14.
Photo resistance is corresponded in photo resistance circuit U 2, U3, U4, U5 with the change of Intensity of the sunlight to become
Change, photo resistance circuit U 2, U3, U4, U5 output variation voltage signal to A/D shift control modules 6, carry out A/D conversions with
Voltage compares, and voltage comparison result is input to drive module, and drive module controls the first stepper motor 9 and the second stepper motor 10
Rotation direction, the first stepper motor 9 and the second stepper motor 10 rotation drive conveyer belt 12 pull solar panel 1 rotate
The tracking to solar azimuth is carried out, the front of solar panel 1 is made to be in plumbness with sunlight.
It is described in further detail below：There is face before each photo resistance in photo resistance circuit U 2, U3, U4, U5
Barn door 8 of the product for 2cm2.When the light intensity difference that the first photo resistance 2 and third photo resistance 4 are blocked by barn door 8, the
As soon as the resistance of photo resistance 2 and third photo resistance 4 changes, photo resistance circuit U 2, U4 output voltages differ, warp
It crosses A/D shift control modules 6 and converts institute's value difference, two numbers do subtraction, the positive negative control first step stepper motor 9 of difference
Steering, so as to which solar panel 1 be driven to rotate, until the luminous energy phase that the first photo resistance 2 and third photo resistance 4 receive
Meanwhile photo resistance circuit U 2, U4 output voltages also tend to it is identical, control the first stepper motor 9 voltage difference go to zero, first
Stepper motor 9 stops operating；When the light that the second photo resistance 3 and the 4th photo resistance 5 are blocked by barn door 8 is different,
The resistance of first photo resistance 3 and third photo resistance 5 changes, and photo resistance circuit U 3, U5 output voltages just differ,
It is different that institute value is converted by A/D shift control modules 6, and two numbers do subtraction, and the positive negative control second step of difference is into electricity
The steering of machine 10, so as to which solar panel 1 be driven to rotate, until the light that the first photo resistance 3 and third photo resistance 5 receive
Can it is identical when, photo resistance circuit U 3, U5 output voltages also tend to it is identical, control the second stepper motor 10 voltage difference tend to
Zero, the second stepper motor 10 stops operating；At this point, it completes once to the tracking of position of sun.First stepper motor 9 and second step
Installation site of the stepper motor 10 in support plate 7 is mutually perpendicular to, and the first stepper motor 9 and the second stepper motor 10 control too respectively
Positive energy solar panel 1 completes angle steering in two different circumferential surfaces.
The device senses different intensities of illumination, the photosensitive electricity of photo resistance connection by two symmetrical photo resistance
Resistance circuit output voltage just differs, different by A/D shift control modules institute value, and two numbers do subtraction, voltage difference
The steering of the positive negative control stepper motor of value, so as to which solar panel be driven to rotate, until two symmetrical photo resistance senses
Should to intensity of illumination it is identical until, the rotational angle of solar panel has reached automation adjustment, to sun location tracking
Precision is high, and simple in structure, cost is relatively low, can greatly improve the sun of fixed photovoltaic conversion efficiency and mobile photovoltaic conversion efficiency
Energy follow-up mechanism, can promote and apply in vehicle-mounted photovoltaic system and navigation photovoltaic system.
Basic principle, main feature and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and what is described in the above embodiment and the description is only the present invention
Principle, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these variation and
Improvement is both fallen in the range of claimed invention.The present invention claims protection domain by appended claims and its
Equivalent defines.
Claims (8)
1. a kind of mobile solar energy tracking device based on light-shading effect, including solar panel, sets on solar panel
There is multigroup photo resistance, which is characterized in that photo resistance connects A/D shift control modules, solar energy by photo resistance circuit
The bottom of solar panel is equipped with support plate, and support plate is equipped with the rotary drive mechanism of control solar panel rotation.
2. a kind of mobile solar energy tracking device based on light-shading effect according to claim 1, which is characterized in that described
Photo resistance quantity is four groups, respectively the first photo resistance, the second photo resistance, third photo resistance and the 4th photosensitive electricity
Resistance, four photo resistance are separately positioned on four sides of solar panel.
3. a kind of mobile solar energy tracking device based on light-shading effect according to claim 2, which is characterized in that described
First photo resistance and third photo resistance are symmetrical on solar panel, the second photo resistance and the 4th photo resistance
On solar panel symmetrically, the side on solar panel positioned at four photo resistance is equipped with barn door.
4. a kind of mobile solar energy tracking device based on light-shading effect according to claim 3, which is characterized in that first
Photo resistance is blocked to third photo resistance during light by barn door, and third photo resistance is to the first photo resistance during light by barn door
It blocks, the second photo resistance is blocked to the 4th photo resistance during light by barn door, and the 4th photo resistance is to the during light second photosensitive electricity
Resistance is blocked by barn door.
5. a kind of mobile solar energy tracking device based on light-shading effect according to claim 4, which is characterized in that described
Rotary drive mechanism includes the first stepper motor and the second stepper motor of setting on the supporting plate, is located on solar panel
The first transmission pulley is equipped with below first photo resistance and third photo resistance, two first transmission pulleys pass through conveyer belt
It is connect with the first stepper motor, is located on solar panel below the second photo resistance and the 4th photo resistance and is equipped with the
Two transmission pulleys, two second transmission pulleys are connect by conveyer belt with the second stepper motor.
6. a kind of mobile solar energy tracking device based on light-shading effect according to claim 5, which is characterized in that described
The installation site of first stepper motor and the second stepper motor on the supporting plate is mutually perpendicular to, the first stepper motor and the second stepping
Motor connects the A/D shift control modules by drive module.
7. a kind of mobile solar energy tracking device based on light-shading effect according to claim 5, which is characterized in that described
The bottom of support plate is equipped with support column, and the bottom of support column is equipped with pedestal, and the A/D shift control modules are mounted in pedestal,
The end of support column is spherical in shape, and the end of support column is hinged across support plate with the solar panel, and support plate is fixed on
On support column.
8. a kind of mobile solar energy tracking device based on light-shading effect according to claim 5, which is characterized in that described
A/D shift control module models LPC1788.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810296922.XA CN108196595A (en) | 2018-04-04 | 2018-04-04 | A kind of mobile solar energy tracking device based on light-shading effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810296922.XA CN108196595A (en) | 2018-04-04 | 2018-04-04 | A kind of mobile solar energy tracking device based on light-shading effect |
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| Publication Number | Publication Date |
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| CN108196595A true CN108196595A (en) | 2018-06-22 |
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| CN201810296922.XA Pending CN108196595A (en) | 2018-04-04 | 2018-04-04 | A kind of mobile solar energy tracking device based on light-shading effect |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109062266A (en) * | 2018-09-29 | 2018-12-21 | 东华理工大学 | A kind of public transport vehicle-mounted distributed photovoltaic autotracker of solar energy |
| CN109308079A (en) * | 2018-08-21 | 2019-02-05 | 中冶华天南京工程技术有限公司 | A kind of shading type solar-cell panel support system for automatically regulating angles |
| CN110007693A (en) * | 2019-02-03 | 2019-07-12 | 浙江工业大学 | A kind of solar energy hunting gear |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109308079A (en) * | 2018-08-21 | 2019-02-05 | 中冶华天南京工程技术有限公司 | A kind of shading type solar-cell panel support system for automatically regulating angles |
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| CN110007693A (en) * | 2019-02-03 | 2019-07-12 | 浙江工业大学 | A kind of solar energy hunting gear |
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Application publication date: 20180622 |
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